Cheapest return flights from London to Helsinki in August from $108

AirHint found the following cheapest return flights from London (LON) to Helsinki (HEL) in August 2026 (see full year).

Return flights

27 Aug - 16 Sep Ryanair direct
23 Aug - 06 Sep Ryanair direct
26 Aug - 06 Sep Ryanair direct
23 Aug - 12 Sep Ryanair direct
27 Aug - 06 Sep Ryanair direct
26 Aug - 15 Sep Ryanair direct
26 Aug - 12 Sep Ryanair direct
27 Aug - 15 Sep Ryanair direct
27 Aug - 12 Sep Ryanair direct
28 Aug - 16 Sep Ryanair direct
26 Aug - 30 Aug Ryanair direct
23 Aug - 27 Aug Ryanair direct
17 Aug - 19 Aug Ryanair direct
10 Aug - 11 Aug Ryanair direct
26 Aug - 27 Aug Ryanair direct
11 Aug - 19 Aug Ryanair direct
17 Aug - 18 Aug Ryanair direct
11 Aug - 18 Aug Ryanair direct
15 Aug - 18 Aug Ryanair direct
23 Aug - 25 Aug Ryanair direct

Also check the deals for one-way flights from London to Helsinki in August.

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